CCSS.ELA-Literacy.L.5.1 Demonstrate command of the conventions of standard English grammar and usage when writing or speaking.

• CCSS.ELA-Literacy.L.5.1a
  Explain the function of conjunctions, prepositions, and interjections in general and their function in particular sentences.
• CCSS.ELA-Literacy.L.5.1b
  Form and use the perfect (e.g., I had walked; I have walked; I will have walked) verb tenses.
• CCSS.ELA-Literacy.L.5.1c
  Use verb tense to convey various times, sequences, states, and conditions.
• CCSS.ELA-Literacy.L.5.1d
  Recognize and correct inappropriate shifts in verb tense.
• CCSS.ELA-Literacy.L.5.1e
  Use correlative conjunctions (e.g., either/or, neither/nor).